oxygen sensor down stream code

2001 MERCEDES BENZ C180
180,000 MILES
Avatar
ERICKSSON
  • MEMBER
  • 9 POSTS
Ive merc c180 comp car is giving me oxygen sensor down stream and is stored code and when I do erasing goes bjt when u drive in 10km it comes back

Ive replaced 3 sensor bt no different
Oct 15, 2012 at 4:39 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
Advertisement
Avatar
KHLOW2008
  • CAR REPAIR CONTRIBUTOR
  • 41,814 POSTS
What were the EXACT codes retrieved?
Oct 15, 2012 at 7:02 AM
Advertisement
Avatar
ERICKSSON
  • MEMBER
  • 9 POSTS
P2058 fault labda control,downstream TWC
Oct 15, 2012 at 5:36 PM
Avatar
KHLOW2008
  • CAR REPAIR CONTRIBUTOR
  • 41,814 POSTS
I don't have the exact model information in our database but the code is supposedly for a misfiring that is causing damage to the TWC. Did you check for misfiring of the cylinders?

It could also mean a bad TWC.
Oct 15, 2012 at 6:34 PM